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Choose the most suitable 'improvised units'(中間人)
Author:
Shum Kwok Ching
,
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
四邉形 (四年級) 教師版
四邊形的特性
錐體建築師
兩位數除以一位數（一）
拼砌四邊形
Discover Resources
Compare areas by cutting shapes Q1
動畫基本滑桿
Directed numbers
碎形
分数加法 Fraction Addition
Discover Topics
Median Value
LCM and GCD
Percentages
Arithmetic Operations
Vectors 3D (Three-Dimensional)